* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.header {
    height: 60px;
    display: flex;
    align-items: center;
    background-color: #f5f7fa;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 0 3px rgba(0, 0, 0, 0.04);
}

.header-left {
    flex: 1;
    display: flex;
    align-items: center;
    padding-left: 20px;
}

.header-right {
    width: 200px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 20px;
}

.main {
    flex-grow: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 10px;
    padding: 10px;
}

.grid-item {
    background-color: #fff;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.12), 0 0 6px rgba(0, 0, 0, 0.04);
    padding: 15px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.footer {
    height: 40px;
    background-color: #f5f7fa;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 -1px 3px rgba(0, 0, 0, 0.12), 0 0 3px rgba(0, 0, 0, 0.04);
}

.chart-container {
    flex: 1;
    width: 100%;
    height: 100%;
}

.chart-title {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
}